首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
The biggest safety threat facing airlines today may not be a terrorist with a gun, but the man with a portable computer in busin
The biggest safety threat facing airlines today may not be a terrorist with a gun, but the man with a portable computer in busin
admin
2014-03-22
34
问题
The biggest safety threat facing airlines today may not be a terrorist with a gun, but the man with a portable computer in business class. In the last 15 years, pilots have reported well over 100【B1】______that could have been caused by electromagnetic interference. The source of this interference remains【B2】______, but increasingly, experts are pointing the blame at portable electronic【B3】______, such as portable computers, radio and cassette players and mobile telephones. RTCA, an organisation which advises the aviation industry, has recommended that all airlines ban such devices from being used during "【B4】______" stages of flight, particularly take-off and landing. Some experts have gone further, calling for a total ban during all flights. Currently, rules on using these devices are left up to【B5】______airlines. And although some airlines prohibit passengers from using such equipment during take-off and landing, most【B6】______enforce a total ban, given that many passengers want to work during flights.
The difficulty is predicting how electromagnetic fields might affect an aircraft’s computers. Experts know that【B7】______devices emit radiation which affects those wavelengths which aircraft use for navigation and communication. But because they haven’t been able to reproduce these effects in a laboratory, they【B8】______knowing whether the interference might be dangerous or not.
The fact that aircraft may【B9】______interference raises the risk that terrorists may use radio systems in order to damage【B10】______equipment. As worrying, though, is the passenger who can’t hear the instructions to turn off his radio because the music’s too loud.
【B9】
选项
答案
be vulnerable to
解析
空前的may表明,本空应填一动词(短语)原形。be vulnerable to意为“容易受到……”。
转载请注明原文地址:https://kaotiyun.com/show/5V17777K
0
大学英语六级
相关试题推荐
Oneofthegreatestconcernsparentshavewhenfacinganinternationalmoveis,"Whatschoolwillbeavailabletomychild?Will
Oneofthegreatestconcernsparentshavewhenfacinganinternationalmoveis,"Whatschoolwillbeavailabletomychild?Will
Aschoolisbeingaskedtoapologizetothefamilyofaboyitprosecutedfortruancy.Theboywas【C1】______ashaving"schoolp
OnlineLearning1.网上学习比较普遍2.产生这种现象的原因3.这种现象可能带来的影响
A、Theyaretourguides.B、Theyaresalespersons.C、Theyaretourists.D、Theyareengineers.C选项表明,本题考查对话双方的身份。对话一开始女士说It’smyfi
A、Hestayedinaroomonthethirdfloorforanhour.B、Hewasabsentwhenthediscussionwasbeingheld.C、Nobodybutthewoman
A、Waristheonlywaytosolveinternationaldisputes.B、Warwillbelessdangerousbecauseoftheimprovementofweapons.C、It
A、Givethemmoreencouragement.B、Stopthemimmediately.C、Providesomeexplanation.D、Leavethemalone.C
Anunidentifiedwitoncesaid,"Laugh,andtheworldlaughswithyou.Snore,andyousleepalone."Yetsnoringisfarfromalau
随机试题
交感缩血管纤维分布最密集的部位是()
外伤性PVR的形成和治疗,哪些说法是错误的()
投资项目购置进口设备的进口从属费用中,以进口设备离岸价(FOB价)为计费基数的是()。
下列各项外币资产发生的汇兑差额,不应计入财务费用的是()。
如图所示,长方形草地ABCD被分为面积相等的甲乙丙丁四部分,其中,图形甲的长和宽的比是2:1,那么乙的长和宽的比是多少?()
依刑法,下列不属于违反国家规定的有()。
某批木材的直径服从正态分布从中随机抽取20根,测得平均直径为=32.5cm,样本标准差为15,问在显著性水平为0.05下,是否可以认为这批木材的直径为30cm?
Not______,theprocessofchoosingnamesvarieswidelyfromculturetoculture.
A、Theyareverydangeroustothenearbycommunity.B、Theycanbringrarematerialstothesurface.C、Theyproducemoreheattot
A、Theyhavetofacealotofcomplaintsathome.B、Theyhavetodoalotofchoresathome.C、Theyexperiencemorecomplicateda
最新回复
(
0
)